Highly cited paper on women and heart disease retracted for failure to replicate

A highly cited study examining the risks of heart disease in post-menopausal women with symptoms of polycystic ovary syndrome (PCOS) has been retracted by its authors because they could not replicate the results. Here’s the retraction notice for the paper, which appeared in the Journal of Clinical Endocrinology & Metabolism: The article “Post-menopausal Women With […]

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Former Florida ob-gyn prof notches eighth retraction

Nasser Chegini, the former University of Florida professor currently under investigation by the Office of Research Integrity (ORI), has now had eight papers retracted. The eighth paper, in the journal Reproductive Biology and Endocrinology, is about the effect of a compound used during fertility treatments on Smads, signaling molecules that carry messages from TGF-beta receptors […]

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Gynecologic cancer researcher earns eighth retraction

Noriyuki Takai, a gynecologic cancer researcher in Japan, has notched one more retraction — bringing the total to eight — due to figures that were “processed inappropriately” and did “not accurately report the original data.” According to the notice, Takai alone put the figures together in the 2006 Oncology paper, which tested a histone deacetylase […]

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Gynecologic cancer researcher earns eighth retraction

Noriyuki Takai, a gynecologic cancer researcher in Japan, has notched one more retraction — bringing the total to eight — due to figures that were “processed inappropriately” and did “not accurately report the original data.” According to the notice, Takai alone put the figures together in the 2006 Oncology paper, which tested a histone deacetylase […]

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Ob-gyn prof up to 7 retractions, latest due to “substantial data misrepresentation”

Two more retractions have popped up for Nasser Chegini, the former University of Florida professor currently under investigation by the Office of Research Integrity (ORI). Both retractions appear in the Journal of Clinical Endocrinology & Metabolism. The notices indicate that an investigation report from the University of Florida “found substantial data misrepresentation” in two JCEM articles about […]

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Thalidomide paper retracted for lab error

Researchers at the University of Pittsburgh have retracted a paper on using thalidomide, which led to an estimated 10,000 birth defects by the time the drug was pulled from the market in 1961, to prevent chemo-induced sterility. Alkylating agents, which prevent DNA replication in cells, are a commonly-used cancer treatment. Unfortunately they also damage the ovaries and testes, […]

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Three more retractions appear for Florida ob-gyn under investigation

Two Oxford journals have now put out three more retractions for ob-gyn and former University of Florida professor Nasser Chegini, who has been under ORI investigation since at least 2012. That makes a total of five retractions, by our count. Here is the notice for “The expression profile of micro-RNA in endometrium and endometriosis and the influence of […]

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Authors retract HER-2 endometrial cancer paper for 2x publication

File this one under strange excuses. A cancer paper was retracted on September 17 for a double publication. According to the notice in which the authors admit to duplicating the “opening to the readers,” which we assume is the introduction, there was no need to cite the article “because it had not yet been printed […]

Second retraction appears for former University of Florida ob-gyn subject to ORI probe

Nasser Chegini, an ob-gyn formerly on the faculty at the University of Florida who has been the subject of an Office of Research Integrity (ORI) inquiry for several years, has a second retraction. Chegini is suspected of having used bogus data in some of his work — research backed in part by some $4 million […]

Patient mix-up sinks prenatal supplement paper

This one seems like an honest mistake: a paper on dietary supplements during pregnancy has been retracted based on an error in data recording. In the BMC Pregnancy & Childbirth paper, “Folic acid supplementation, dietary folate intake during pregnancy and risk for spontaneous preterm delivery: a prospective observational cohort study,” women for whom the researchers had […]